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Volodymyr Portianko
Java Classes
October 20, 2020 at 1:24 PM
Constructor Chaining in Java
A constructor in Java is a specific method used in object creation of a class. The constructor is invoked every time an object of the class is created. It can be used to assign values to the properties of the object at creation time. There can be multiple constructors...
Vasyl Malik
Java Objects
October 20, 2020 at 11:49 AM
How to swap objects in Java?
Swapping objects is one of the most popular actions in programming. It’s particularly useful in sorting. What happens in swapping is two variables exchanging their values. In this article, we learn how to swap objects in Java in two different cases. One is swapping...
Volodymyr Portianko
Strings in Java
October 15, 2020 at 1:05 PM
Append() Method in Java: StringBuilder and StringBuffer
append() is a Java method of StringBuilder and StringBuffer classes that appends some value to a current sequence. Even if you didn't know what the append () method is, you probably already used it implicitly. This happened when you concatenated...
Jesse Haniel
Java Algorithms
October 15, 2020 at 10:19 AM
Binary Search in Java: Recursive, Iterative and Java Collections
Linear Search in Java has always been the go-to method to find an element in an array. It searches each element of the array sequentially and is extremely easy to implement. However, the shortcomings of Linear Search are obvious when the array in question...
CodeGym
Random
October 14, 2020 at 6:19 AM
Best Tech Companies in Poland: Who’s Turning Poland Into Major European Tech Hub?
Here at CodeGym, we don’t just help you to learn how to code in Java from scratch. We also do all we can to support you with knowledge necessary to find a good Java Developer job...
CodeGym
Random
October 7, 2020 at 9:38 AM
Best Tech Companies in Germany: Is It Worth Taking a ‘Road to Berlin’?
Here at CodeGym, we don’t just help you to learn how to code in Java from scratch. We also do all we can to support you with knowledge necessary to find a good Java Developer job after you...
Professor Hans Noodles
CodeGym
October 6, 2020 at 8:27 AM
Welcome to CodeGym
Hey! Welcome to the global CodeGym community. Programmers are not born. We made these words our slogan because we firmly know that programming is a skill. To develop it, you need to practice every day. That is right...
Pavlo Plynko
Core Java
October 5, 2020 at 11:15 AM
System.exit() in Java
The System class in Java contains fields and methods to handle the SystemOne of them is the System.exit () method used in the Java language when you need to terminate a program or rather JVM instance that is currently running. Any line inserted below the exit method...
Roman B.
Random
October 1, 2020 at 7:22 AM
Getting started with Git: a comprehensive guide for newbies
Hello! Today we're going to talk about a version control system, namely Git. You have nothing to do with programming if you don't know/understand Git. But the beauty is that you don't have to keep all the Git commands and features in your head in order to be continuously employed...
Roman B.
Java Developer
September 30, 2020 at 11:26 AM
Top 50 job interview questions and answers for Java Core. Part 2
24. How do I create a new thread in Java? One way or another, a thread is created using the Thread class. But there are various ways of doing this… 1. Inherit java.lang.Thread. 2. Implement the java.lang.Runnable interface — the Thread class's...
CodeGym
Random
September 28, 2020 at 7:36 AM
Start Coding From Day One and Get a Developer Job in a Few Months. CodeGym’s Recipe for Your Success
What is the most important and essential part of learning how to code? If you aren’t totally new at CodeGym you probably know the answer to this question: practice is the most...
CodeGym
Random
September 21, 2020 at 6:51 AM
The Power of Us. How Socializing Improves Your Java Learning Ability
We humans are inherently social beings. Most of us are so deeply social that we cannot bear total loneliness even for a day or two. Interestingly, we are not special in this way, as social behavior is very important for pretty much...
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